1 /* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef IDBVersionChangeEvent_h 27 #define IDBVersionChangeEvent_h 28 29 #include "bindings/core/v8/Nullable.h" 30 #include "bindings/core/v8/SerializedScriptValue.h" 31 #include "modules/EventModules.h" 32 #include "modules/indexeddb/IDBAny.h" 33 #include "modules/indexeddb/IDBRequest.h" 34 #include "public/platform/WebIDBTypes.h" 35 #include "wtf/PassRefPtr.h" 36 #include "wtf/RefPtr.h" 37 #include "wtf/text/WTFString.h" 38 39 namespace blink { 40 41 struct IDBVersionChangeEventInit : public EventInit { 42 IDBVersionChangeEventInit(); 43 44 unsigned long long oldVersion; 45 Nullable<unsigned long long> newVersion; 46 String dataLoss; 47 }; 48 49 class IDBVersionChangeEvent FINAL : public Event { 50 DEFINE_WRAPPERTYPEINFO(); 51 public: create()52 static PassRefPtrWillBeRawPtr<IDBVersionChangeEvent> create() 53 { 54 return adoptRefWillBeNoop(new IDBVersionChangeEvent()); 55 } 56 static PassRefPtrWillBeRawPtr<IDBVersionChangeEvent> create(const AtomicString& eventType, unsigned long long oldVersion, const Nullable<unsigned long long>& newVersion, WebIDBDataLoss dataLoss = WebIDBDataLossNone, const String& dataLossMessage = String()) 57 { 58 return adoptRefWillBeNoop(new IDBVersionChangeEvent(eventType, oldVersion, newVersion, dataLoss, dataLossMessage)); 59 } create(const AtomicString & eventType,const IDBVersionChangeEventInit & initializer)60 static PassRefPtrWillBeRawPtr<IDBVersionChangeEvent> create(const AtomicString& eventType, const IDBVersionChangeEventInit& initializer) 61 { 62 return adoptRefWillBeNoop(new IDBVersionChangeEvent(eventType, initializer)); 63 } 64 oldVersion()65 unsigned long long oldVersion() const { return m_oldVersion; } 66 unsigned long long newVersion(bool& isNull) const; 67 68 const AtomicString& dataLoss() const; dataLossMessage()69 const String& dataLossMessage() const { return m_dataLossMessage; } 70 71 virtual const AtomicString& interfaceName() const OVERRIDE; 72 73 virtual void trace(Visitor*) OVERRIDE; 74 75 private: 76 IDBVersionChangeEvent(); 77 IDBVersionChangeEvent(const AtomicString& eventType, unsigned long long oldVersion, const Nullable<unsigned long long>& newVersion, WebIDBDataLoss, const String& dataLoss); 78 IDBVersionChangeEvent(const AtomicString& eventType, const IDBVersionChangeEventInit&); 79 80 unsigned long long m_oldVersion; 81 Nullable<unsigned long long> m_newVersion; 82 WebIDBDataLoss m_dataLoss; 83 String m_dataLossMessage; 84 }; 85 86 } // namespace blink 87 88 #endif // IDBVersionChangeEvent_h 89